mirror of
https://github.com/seaweedfs/seaweedfs.git
synced 2024-11-24 02:59:13 +08:00
similar changes as master
This commit is contained in:
parent
536559f62d
commit
d84b80b795
@ -1,45 +0,0 @@
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package compress
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import (
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"math/rand"
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"testing"
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)
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func TestSortedData(t *testing.T) {
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data := make([]int32, 102400)
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for i := 1; i < len(data); i++ {
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data[i] = data[i-1] + rand.Int31n(15)
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}
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testCompressAndUncompress(t, data, "Sorted data")
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}
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func TestUnsortedData(t *testing.T) {
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data := make([]int32, 102400)
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for i := 0; i < len(data); i++ {
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data[i] = rand.Int31n(255)
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}
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testCompressAndUncompress(t, data, "Unsorted data")
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}
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func testCompressAndUncompress(t *testing.T, data []int32, desc string) {
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compressed_data, err := Compress32(data)
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if err != nil {
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t.Fatal("Compress error", err.Error())
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}
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uncompressed_data, err := Uncompress32(compressed_data, make([]int32, len(data)*2))
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if err != nil {
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t.Fatal("Compress error", err.Error())
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}
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if len(uncompressed_data) != len(data) {
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t.Fatal("Len differs", len(data), len(uncompressed_data))
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}
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for i := 0; i < len(data); i++ {
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if data[i] != uncompressed_data[i] {
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t.Fatal("Data differs:", i, data[i], uncompressed_data[i])
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}
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}
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println(desc, " Data length:", len(data), " => Compressed length:", len(compressed_data))
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}
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@ -1,32 +0,0 @@
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package compress
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import (
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"github.com/dataence/encoding/cursor"
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"github.com/dataence/encoding/delta/bp32"
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)
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// Compress compresses in[]int32 to out[]int32
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func Compress32(in []int32) (out []int32, err error) {
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out = make([]int32, len(in)*2)
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inpos := cursor.New()
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outpos := cursor.New()
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if err = bp32.New().Compress(in, inpos, len(in), out, outpos); err != nil {
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return nil, err
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}
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return out[:outpos.Get()], nil
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}
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// Uncompress uncompresses in[]int32 to out[]int32
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func Uncompress32(in []int32, buffer []int32) (out []int32, err error) {
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out = buffer
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inpos := cursor.New()
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outpos := cursor.New()
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if err = bp32.New().Uncompress(in, inpos, len(in), out, outpos); err != nil {
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return nil, err
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}
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return out[:outpos.Get()], nil
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}
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6
weed/glide.lock
generated
6
weed/glide.lock
generated
@ -12,12 +12,6 @@ imports:
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version: 5f7ddd8f479583daf05879d3d3b174aa202c8fb7
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subpackages:
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- protobuf
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- name: github.com/dataence/encoding
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version: b90e310a0325f9b765b4be7220df3642ad93ad8d
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subpackages:
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- bitpacking
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- cursor
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- delta/bp32
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- name: github.com/dgrijalva/jwt-go
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version: 06ea1031745cb8b3dab3f6a236daf2b0aa468b7e
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- name: github.com/disintegration/imaging
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@ -6,10 +6,6 @@ import:
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- package: github.com/boltdb/bolt
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version: ^1.3.1
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- package: github.com/chrislusf/raft
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- package: github.com/dataence/encoding
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subpackages:
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- cursor
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- delta/bp32
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- package: github.com/dgrijalva/jwt-go
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version: ^3.2.0
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- package: github.com/disintegration/imaging
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